icu-messageformat (npm) · Malicious Code
Affects icu-messageformatSource GCVE Database
Malicious package : remove icu-messageformat and rotate any secrets on hosts that installed it.
Data as of 4 Nov 2026, 18:56 UTC
Malicious package
Published to npm · OSV MAL-2025-49416
What to do
Remove icu-messageformat from every project, lockfile and image that pulls it in. Treat any host that installed it as compromised: rotate the credentials, tokens and keys it could read, from a clean machine.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| npmicu-messageformat | Affected– | Fixed in– |
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Description
The npm package icu-messageformat was identified as containing malicious code. No specific details about the nature of the malicious code or its impact are provided in the source information. There are no affected versions explicitly stated, and no CVSS score or detailed technical analysis is available. No known exploits in the wild have been reported.